Universe
Universe
11th Edition
ISBN: 9781319039448
Author: Robert Geller, Roger Freedman, William J. Kaufmann
Publisher: W. H. Freeman
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Chapter 19, Problem 19Q
To determine

The relation of the turnoff points with the age of the cluster. Also find out why this method cannot be used with a collection of stars plotted on the H–R diagram.

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6 The force = +3 + 2k acts at the point (1, 1, 1). Find the torque of the force about (a) (b) the point (2, -1, 5). Careful about the direction of ŕ between the two points. the line = 21-+5k+ (i-+2k)t. Note that the line goes through the point (2, -1, 5).
5 Find the total work done by forces A and B if the object undergoes the displacement C. Hint: Can you add the two forces first?
1 F2 F₁ -F₁ F6 F₂ S A Work done on the particle as it moves through the displacement is positive. True False by the force F
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